osg roll: Users Guide: 
| ||
|---|---|---|
| Prev | Chapter 3. Customizing the OSG Roll -- Attributes | Next |
By default Hadoop is installed on Rocks compute appliances.
Table 3-3. Attributes Used in OSG Roll for Hadoop customization
| Attibute Name | Description |
|---|---|
| OSG_HadoopNameNode | Configure Hadoop NodeName server name used on any particular Appliance or Host installation. Check for a line like this: HADOOP_NAMENODE=compute-0-0 in /etc/sysconfig/hadoop Default: compute-0-0 |
| OSG_HadoopSecondaryNode | Configure Hadoop SecondaryName server name used on any particular Appliance or Host installation. Check for a line like this: HADOOP_SECONDARY_NAMENODE=compute-0-1 in /etc/sysconfig/hadoop Default: compute-0-1 |
| OSG_HadoopDataDir | Configure Hadoop base data dir used on any particular Appliance or Host installation. Check for a line like this: HADOOP_DATADIR=/hadoop in /etc/sysconfig/hadoop Default: /hadoop |
| OSG_HadoopData | Configure Hadoop data dir used on any particular Appliance or Host installation. Check for a line like this: HADOOP_DATA=/hadoop/data in /etc/sysconfig/hadoop Default: /hadoop/data |
| OSG_HadoopCheckPointDirs | Configure Hadoop check point dirs used on any particular Appliance or Host installation. Check for a line like this: HADOOP_CHECKPOINT_DIRS=/home/hadoop,/scratch/hadoop in /etc/sysconfig/hadoop Default: /home/hadoop,/scratch/hadoop |
| OSG_HadoopCheckPointPeriod | Configure Hadoop check point period used on any particular Appliance or Host installation. Check for a line like this: HADOOP_CHECKPOINT_PERIOD=600 in /etc/sysconfig/hadoop Default: 600 |
| OSG_HadoopUpdateFstab | Configure Hadoop for update fstab used on any particular Appliance or Host installation. Check for a line like this: HADOOP_UPDATE_FSTAB=1 in /etc/sysconfig/hadoop Default: 1 |